lemon battery is a battery which is comnpatible for the lemon laptop.
LR6 / AM3 / AA are the same size. Sometimes different manufacturers use different model numbers. for alkaline, carbon-zinc, ect.
A wet cell battery is a battery that contains a liquid or jell acid solution such as an automobile battery. A dry cell is a battery such as a EE flashlight battery or any battery such as one for a...
a vented battery is vented and the regular battery is regular
Maintenance free batteries have no filler caps and you do not need to check the level nor add distilled water.